/* ===== 西宁"三新"领域党建智慧平台 小程序端 ===== */
/* ===== Design System ===== */
:root{
  --red:#D32F2F;
  --red-dark:#B71C1C;
  --red-light:#FFEBEE;
  --red-50:#FFCDD2;
  --gold:#FFB300;
  --gold-light:#FFF8E1;
  --blue:#1976D2;
  --blue-light:#E3F2FD;
  --green:#388E3C;
  --green-light:#E8F5E9;
  --purple:#7B1FA2;
  --purple-light:#F3E5F5;
  --orange:#E64A19;
  --orange-light:#FBE9E7;
  --teal:#00897B;
  --teal-light:#E0F2F1;
  --ink:#1A1A1A;
  --text:#333;
  --text-2:#666;
  --text-3:#999;
  --border:#E8E8E8;
  --bg:#F5F5F5;
  --bg-2:#FAFAFA;
  --white:#FFF;
  --radius:12px;
  --radius-sm:8px;
  --radius-lg:16px;
  --shadow:0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg:0 4px 24px rgba(0,0,0,0.12);
  --nav-h:56px;
  --header-h:48px;
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%;height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
  font-size:14px;color:var(--text);
  background:#1a1a2e;
  display:flex;justify-content:center;align-items:flex-start;
  min-height:100vh;
  -webkit-user-select:none;user-select:none;
  overflow-x:hidden;
}
input,textarea{-webkit-user-select:text;user-select:text}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
input,textarea,button{font-family:inherit;font-size:inherit;border:none;outline:none}
button{cursor:pointer;background:none}

/* ===== PC Phone Frame ===== */
#app{
  width:430px;min-height:100vh;position:relative;background:var(--bg);
  box-shadow:0 0 60px rgba(0,0,0,0.5);
}

/* ===== Pages ===== */
.page{display:none;min-height:100vh;padding-bottom:calc(var(--nav-h) + 20px)}
.page.active{display:block}

/* ===== Header ===== */
.header{
  position:sticky;top:0;z-index:100;
  background:linear-gradient(135deg,var(--red),var(--red-dark));
  color:#fff;height:var(--header-h);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:600;
  box-shadow:0 2px 8px rgba(211,47,47,0.3);
}
.header .back{
  position:absolute;left:12px;
  width:32px;height:32px;display:flex;align-items:center;justify-content:center;
  font-size:22px;cursor:pointer;
}
.header .right{position:absolute;right:12px;font-size:13px;font-weight:400;opacity:.9}

/* ===== Sub-page Overlay ===== */
.subpage-overlay{
  position:fixed;top:0;bottom:0;left:50%;transform:translateX(-50%);
  width:430px;z-index:200;
  background:var(--bg);
  visibility:hidden;
  display:flex;flex-direction:column;
  overflow:hidden;
  box-shadow:0 0 60px rgba(0,0,0,0.5);
}
.subpage-overlay.show{visibility:visible}
.subpage-header{
  background:linear-gradient(135deg,var(--red),var(--red-dark));
  color:#fff;height:var(--header-h);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:600;position:relative;
  flex-shrink:0;box-shadow:0 2px 8px rgba(211,47,47,0.3);
}
.subpage-header .back{
  position:absolute;left:12px;
  width:32px;height:32px;display:flex;align-items:center;justify-content:center;
  font-size:22px;cursor:pointer;
}
.subpage-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding-bottom:30px}

/* ===== Bottom Nav ===== */
.bottom-nav{
  position:fixed!important;bottom:0!important;left:50%!important;transform:translateX(-50%)!important;
  width:430px;
  background:#fff;border-top:1px solid var(--border);
  display:flex;z-index:9999;
  padding:6px 0 calc(6px + var(--safe-b));
  box-shadow:0 -2px 12px rgba(0,0,0,0.06);
}
.nav-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  color:var(--text-3);cursor:pointer;padding:4px 0;transition:color .2s;
}
.nav-item.active{color:var(--red)}
.nav-item .nav-icon{font-size:22px;line-height:1}
.nav-item .nav-text{font-size:10px;font-weight:500}

/* ===== Components ===== */
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;margin:12px;overflow:hidden}
.card-title{font-size:16px;font-weight:600;color:var(--ink);margin-bottom:10px;display:flex;align-items:center;gap:6px}
.card-title .more{margin-left:auto;font-size:12px;color:var(--text-3);font-weight:400;cursor:pointer}

/* Banner */
.banner{margin:12px;border-radius:var(--radius-lg);overflow:hidden;height:150px;position:relative;box-shadow:var(--shadow)}
.banner img{width:100%;height:100%;object-fit:cover}
.banner .banner-text{position:absolute;bottom:0;left:0;right:0;padding:12px 14px;background:linear-gradient(transparent,rgba(0,0,0,.6));color:#fff}
.banner .banner-text h3{font-size:16px;font-weight:600}
.banner .banner-text p{font-size:12px;opacity:.85;margin-top:2px}

/* Quick Entry Grid */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px 4px;padding:12px}
.quick-item{display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;padding:8px 4px;border-radius:var(--radius-sm);transition:background .2s}
.quick-item:active{background:var(--bg)}
.quick-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px}
.quick-text{font-size:11px;color:var(--text-2);text-align:center;line-height:1.3}

/* List Item */
.list-item{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--border)}
.list-item:last-child{border-bottom:none}
.list-item .li-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.list-item .li-content{flex:1;min-width:0}
.list-item .li-title{font-size:14px;font-weight:500;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-item .li-sub{font-size:12px;color:var(--text-3);margin-top:2px}
.list-item .li-arrow{color:var(--text-3);font-size:16px;flex-shrink:0}

/* Tag/Badge */
.tag{display:inline-block;padding:2px 8px;border-radius:10px;font-size:10px;font-weight:500;line-height:1.5}
.tag-red{background:var(--red-light);color:var(--red)}
.tag-gold{background:var(--gold-light);color:var(--gold)}
.tag-blue{background:var(--blue-light);color:var(--blue)}
.tag-green{background:var(--green-light);color:var(--green)}
.tag-purple{background:var(--purple-light);color:var(--purple)}
.tag-orange{background:var(--orange-light);color:var(--orange)}
.tag-teal{background:var(--teal-light);color:var(--teal)}

/* Button */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 20px;border-radius:20px;font-size:14px;font-weight:500;cursor:pointer;transition:opacity .2s}
.btn:active{opacity:.7}
.btn-red{background:var(--red);color:#fff}
.btn-gold{background:var(--gold);color:#fff}
.btn-blue{background:var(--blue);color:#fff}
.btn-green{background:var(--green);color:#fff}
.btn-outline{border:1px solid var(--red);color:var(--red);background:#fff}
.btn-gray{background:var(--bg);color:var(--text-2)}
.btn-block{display:flex;width:100%;padding:12px;border-radius:var(--radius)}

/* Section Title */
.section-title{display:flex;align-items:center;gap:6px;padding:14px 12px 8px;font-size:15px;font-weight:600;color:var(--ink)}
.section-title::before{content:'';width:4px;height:16px;background:var(--red);border-radius:2px}
.section-title .more{margin-left:auto;font-size:12px;color:var(--text-3);font-weight:400;cursor:pointer}

/* Progress Bar */
.progress-bar{height:6px;background:var(--border);border-radius:3px;overflow:hidden}
.progress-bar .fill{height:100%;background:linear-gradient(90deg,var(--red),var(--gold));border-radius:3px;transition:width .3s}

/* Avatar */
.avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;color:#fff;flex-shrink:0;font-weight:600}

/* Search */
.search-bar{padding:8px 12px;background:#fff}
.search-input{display:flex;align-items:center;gap:8px;background:var(--bg);border-radius:20px;padding:8px 14px}
.search-input input{flex:1;background:none;font-size:13px}
.search-input .icon{color:var(--text-3);font-size:16px}

/* Tabs */
.tab-bar{display:flex;background:#fff;border-bottom:1px solid var(--border);overflow-x:auto;-webkit-overflow-scrolling:touch}
.tab-bar::-webkit-scrollbar{display:none}
.tab-item{flex-shrink:0;padding:10px 16px;font-size:14px;color:var(--text-2);cursor:pointer;position:relative;white-space:nowrap}
.tab-item.active{color:var(--red);font-weight:600}
.tab-item.active::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:24px;height:3px;background:var(--red);border-radius:2px}

/* Notice/Marquee */
.notice-bar{display:flex;align-items:center;gap:8px;padding:8px 12px;background:#fff;margin:0 12px;border-radius:var(--radius-sm);box-shadow:var(--shadow)}
.notice-bar .notice-icon{font-size:16px}
.notice-bar .notice-text{flex:1;font-size:12px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* Empty State */
.empty{text-align:center;padding:40px 20px;color:var(--text-3)}
.empty .empty-icon{font-size:48px;margin-bottom:8px}
.empty .empty-text{font-size:14px}

/* Score Circle */
.score-circle{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;color:#fff;flex-shrink:0}

/* Timeline */
.timeline{position:relative;padding-left:24px}
.timeline::before{content:'';position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--border)}
.timeline-item{position:relative;padding-bottom:16px}
.timeline-item::before{content:'';position:absolute;left:-20px;top:4px;width:10px;height:10px;border-radius:50%;background:var(--red);border:2px solid #fff;box-shadow:0 0 0 2px var(--red)}

/* Modal */
.modal-overlay{position:fixed;top:0;bottom:0;left:50%;transform:translateX(-50%);width:430px;background:rgba(0,0,0,.5);z-index:300;display:none;align-items:center;justify-content:center;padding:20px}
.modal-overlay.show{display:flex}
.modal-box{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:350px;max-height:80vh;overflow-y:auto}
.modal-header{padding:16px;font-size:16px;font-weight:600;text-align:center;border-bottom:1px solid var(--border)}
.modal-body{padding:16px}
.modal-footer{padding:12px;border-top:1px solid var(--border);display:flex;gap:8px}
.modal-footer .btn{flex:1}

/* Toast */
.toast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.75);color:#fff;padding:10px 20px;border-radius:8px;font-size:14px;z-index:400;opacity:0;transition:opacity .3s;pointer-events:none}
.toast.show{opacity:1}

/* Map Placeholder */
.map-placeholder{background:linear-gradient(135deg,#E8F5E9,#C8E6C9);border-radius:var(--radius);height:200px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.map-placeholder::before{content:'';position:absolute;inset:0;background-image:linear-gradient(0deg,rgba(0,0,0,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.03) 1px,transparent 1px);background-size:20px 20px}
.map-pin{position:relative;z-index:1;text-align:center}
.map-pin .pin-icon{font-size:36px}
.map-pin .pin-text{font-size:12px;color:var(--text-2);margin-top:4px}

/* Chat (AI) */
.chat-list{padding:12px;display:flex;flex-direction:column;gap:12px}
.chat-bubble{max-width:80%;padding:10px 14px;border-radius:var(--radius);font-size:14px;line-height:1.5}
.chat-bubble.ai{background:#fff;align-self:flex-start;border-radius:var(--radius) var(--radius) var(--radius) 4px;box-shadow:var(--shadow)}
.chat-bubble.user{background:var(--red);color:#fff;align-self:flex-end;border-radius:var(--radius) var(--radius) 4px var(--radius)}
.chat-input-bar{position:sticky;bottom:0;display:flex;gap:8px;padding:8px 12px;background:#fff;border-top:1px solid var(--border);align-items:center}
.chat-input-bar input{flex:1;background:var(--bg);border-radius:20px;padding:8px 14px;font-size:13px}

/* Ranking */
.rank-num{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}
.rank-1{background:#FFD700;color:#fff}
.rank-2{background:#C0C0C0;color:#fff}
.rank-3{background:#CD7F32;color:#fff}
.rank-n{background:var(--bg);color:var(--text-3)}

/* Scrollbar */
.subpage-content::-webkit-scrollbar{width:4px}
.subpage-content::-webkit-scrollbar-thumb{background:rgba(0,0,0,.15);border-radius:2px}

/* ===== SVG Icons (iconfont replacement) ===== */
.ico{width:1em;height:1em;display:inline-block;vertical-align:-0.15em;fill:currentColor;flex-shrink:0}
.nav-icon .ico{width:22px;height:22px}
.quick-icon .ico{width:22px;height:22px}
.li-icon .ico{width:18px;height:18px}
.card-title .ico{width:18px;height:18px}
.section-title .ico{width:16px;height:16px}
.banner-text .ico{width:16px;height:16px}