/* 外卖活动导航中心 · 风格对齐 aj9.cn（玻璃卡 / 靛蓝-青-珊瑚 / 柔和蓝渐变），布局参照 tomdl */
:root{
  --bg:#f3f6ff; --bg-soft:#edf3ff;
  --surface:rgba(255,255,255,.92); --surface-strong:rgba(255,255,255,.97); --surface-muted:rgba(246,249,255,.92);
  --line:rgba(147,162,201,.22); --line-strong:rgba(117,139,193,.34);
  --text:#162033; --text-soft:#56647e; --text-faint:#8a96af;
  --brand:#555cf4; --brand-2:#20c5d7; --brand-3:#ff7a6b;
  --ok:#1493a4; --warn:#d65246;
  --grad:linear-gradient(135deg,var(--brand),var(--brand-2));
  --grad-warm:linear-gradient(135deg,#ff7a6b,#ff9f6b);
  --shadow:0 18px 48px -28px rgba(36,49,95,.32);
  --shadow-strong:0 28px 64px -32px rgba(32,45,88,.4);
  --radius:18px; --radius-sm:12px;
}
*,*::before,*::after{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;min-height:100%}
body{
  background:
    radial-gradient(circle at top left,rgba(85,92,244,.16),transparent 28%),
    radial-gradient(circle at 82% 14%,rgba(32,197,215,.13),transparent 22%),
    radial-gradient(circle at 78% 82%,rgba(255,122,107,.1),transparent 22%),
    linear-gradient(180deg,var(--bg),var(--bg-soft) 46%,#f9fbff 100%);
  background-attachment:fixed;
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:0;background:none}
.app{max-width:600px;margin:0 auto;min-height:100vh;position:relative;padding-bottom:78px}

/* 顶部 */
.topbar{position:sticky;top:0;z-index:30;padding:16px 16px 14px;background:var(--surface);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.topbar .row1{display:flex;align-items:center;gap:10px}
.topbar .logo{width:34px;height:34px;border-radius:11px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:19px;box-shadow:0 8px 18px -8px rgba(85,92,244,.6)}
.topbar .tt{font-size:18px;font-weight:800;letter-spacing:.3px}
.topbar .nav{margin-left:auto;display:flex;gap:6px}
.topbar .nav a{font-size:12px;color:var(--text-soft);background:var(--surface-muted);border:1px solid var(--line);padding:6px 11px;border-radius:999px;display:flex;align-items:center;gap:4px}
.topbar .nav a.on{color:#fff;background:var(--grad);border-color:transparent}
.topbar .sub{margin-top:8px;font-size:12px;color:var(--text-faint)}

/* 平台 tab */
.tabs{display:flex;gap:8px;overflow-x:auto;padding:14px 14px 2px;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:0 0 auto;display:flex;align-items:center;gap:6px;padding:9px 16px;border-radius:14px;background:var(--surface);border:1px solid var(--line);font-weight:700;font-size:14px;color:var(--text-soft);box-shadow:var(--shadow)}
.tab .em{font-size:16px}
.tab.active{color:#fff;background:var(--grad);border-color:transparent;box-shadow:0 14px 30px -16px rgba(85,92,244,.7)}

.notice{margin:12px 14px 0;background:linear-gradient(135deg,rgba(85,92,244,.08),rgba(32,197,215,.08));border:1px solid var(--line);color:#3a4a78;border-radius:14px;padding:10px 13px;font-size:12.5px}

/* 首页横幅（后台可维护） */
.banners{display:flex;gap:11px;overflow-x:auto;padding:14px 14px 2px;scrollbar-width:none}
.banners::-webkit-scrollbar{display:none}
.banner{flex:0 0 86%;display:flex;align-items:center;gap:12px;padding:15px;border-radius:18px;color:#fff;background:var(--grad);box-shadow:var(--shadow-strong);position:relative;overflow:hidden}
.banner::after{content:"";position:absolute;right:-24px;top:-24px;width:110px;height:110px;border-radius:50%;background:rgba(255,255,255,.12)}
.banner .b-ic{flex:0 0 44px;width:44px;height:44px;border-radius:13px;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:25px}
.banner .b-ic img{width:44px;height:44px;border-radius:13px;object-fit:cover}
.banner .b-info{flex:1;min-width:0}
.banner .b-t{font-weight:800;font-size:16px;display:flex;align-items:center;gap:7px}
.banner .b-s{font-size:12px;opacity:.92;margin-top:3px}
.banner .b-btn{flex:0 0 auto;background:#fff;color:var(--brand);font-weight:800;font-size:12.5px;border-radius:999px;padding:8px 14px;position:relative;z-index:1}
.banner .badge{color:var(--brand);background:#fff}

/* 区块标题 */
.section{padding:14px 14px 0}
.section-h{display:flex;align-items:center;gap:9px;margin-bottom:11px}
.section-h .bar{width:4px;height:17px;border-radius:3px;background:var(--grad)}
.section-h .t{font-size:16px;font-weight:800}
.section-h .more{margin-left:auto;font-size:12px;color:var(--text-faint)}

/* 图文卡片（2 列，带封面图，清晰直观） */
.feed-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:8px 14px 0}
.acard{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:transform .12s,box-shadow .2s}
.acard:active{transform:scale(.98)}
.acard-cover{position:relative;width:100%;aspect-ratio:16/10;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:48px;color:#fff;overflow:hidden}
.acard-cover img{width:100%;height:100%;object-fit:cover}
.acard-cover .badge{position:absolute;top:9px;left:9px;box-shadow:0 4px 10px rgba(0,0,0,.18)}
.acard-body{padding:11px 12px 12px;display:flex;flex-direction:column;flex:1}
.acard-body .ti{font-size:14.5px;font-weight:800;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:39px}
.acard-body .st{font-size:12px;color:var(--text-faint);margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.acard-body .gobtn{width:100%;margin-top:10px;padding:9px 0;text-align:center}
.acard-cover .badge{top:auto;left:auto;bottom:8px;right:8px;background:rgba(0,0,0,.5);color:#fff;font-weight:700}
.acard-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:7px}
.acard-tags .tg{font-size:10px;color:var(--brand);background:rgba(85,92,244,.09);border-radius:6px;padding:2px 7px;white-space:nowrap}
.acard-btns{display:flex;gap:7px;margin-top:11px}
.acard-btns .pb{flex:1;text-align:center;border-radius:11px;padding:9px 0;font-size:12.5px;font-weight:800;color:#fff;border:0}
.pb.green{background:linear-gradient(135deg,#16a34a,#22c55e);box-shadow:0 10px 20px -12px rgba(34,197,94,.8)}
.pb.purple{background:linear-gradient(135deg,#7c5cff,#9b6bff);box-shadow:0 10px 20px -12px rgba(124,92,255,.8)}

/* 平台 tab（顶部居中胶囊） */
.ptabs{display:flex;justify-content:center;gap:8px;padding:14px 14px 6px}
.ptab{padding:8px 24px;border-radius:999px;font-weight:800;font-size:15px;color:var(--text-soft);background:transparent;transition:all .15s}
.ptab.active{background:#fff;color:var(--brand);box-shadow:var(--shadow)}

/* 图标分类格（二级分类，后台可增删改） */
.icongrid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px 2px;padding:10px 8px 2px}
.iconcat{display:flex;flex-direction:column;align-items:center;gap:6px;padding:8px 2px;border-radius:14px;cursor:pointer}
.iconcat .ig-ic{width:48px;height:48px;border-radius:15px;background:var(--surface);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;font-size:25px;transition:all .15s}
.iconcat .ig-ic img{width:30px;height:30px;object-fit:contain}
.iconcat .ig-nm{font-size:11.5px;color:var(--text-soft);white-space:nowrap;max-width:64px;overflow:hidden;text-overflow:ellipsis}
.iconcat.active .ig-ic{background:var(--grad);color:#fff;box-shadow:0 12px 22px -10px rgba(85,92,244,.75);transform:translateY(-2px)}
.iconcat.active .ig-nm{color:var(--brand);font-weight:800}

/* tomdl 顶部栏 */
.topbar2{position:sticky;top:0;z-index:30;background:var(--surface);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top-fav{position:absolute;right:14px;top:14px;font-size:12px;color:var(--text-soft);background:var(--surface-muted);border:1px solid var(--line);padding:6px 11px;border-radius:999px}
.db.green2{background:linear-gradient(135deg,#16a34a,#22c55e);color:#fff;box-shadow:0 12px 26px -14px rgba(34,197,94,.8)}
.db.purple2{background:linear-gradient(135deg,#7c5cff,#9b6bff);color:#fff;box-shadow:0 12px 26px -14px rgba(124,92,255,.8)}

/* 旧版行式卡片（保留备用） */
.feed{padding:6px 14px 0}
.entry{display:flex;align-items:center;gap:13px;background:var(--surface);backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;margin-bottom:11px;transition:transform .12s,box-shadow .2s}
.entry:active{transform:scale(.99)}
.entry .ic{flex:0 0 50px;width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:27px;background:linear-gradient(135deg,rgba(85,92,244,.12),rgba(32,197,215,.12))}
.entry .ic img{width:50px;height:50px;border-radius:14px;object-fit:cover}
.entry .info{flex:1;min-width:0}
.entry .info .ti{font-size:15px;font-weight:700;display:flex;align-items:center;gap:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.entry .info .st{font-size:12.5px;color:var(--text-faint);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge{font-size:10px;font-weight:800;padding:2px 7px;border-radius:999px;color:#fff;flex:0 0 auto}
.badge.today{background:var(--grad-warm)}
.badge.hot{background:linear-gradient(135deg,#ff7a6b,#ff5470)}
.badge.lim{background:linear-gradient(135deg,#f5a524,#ff7a6b)}
.badge.new{background:var(--grad)}
.badge.gray{background:#aab3c5}
.gobtn{flex:0 0 auto;border-radius:999px;color:#fff;font-weight:800;font-size:13px;padding:9px 16px;background:var(--grad);box-shadow:0 12px 24px -12px rgba(85,92,244,.7);white-space:nowrap}
.gobtn.warm{background:var(--grad-warm);box-shadow:0 12px 24px -12px rgba(255,122,107,.7)}

/* 网格（会员中心） */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:11px;padding:0 14px}
.gcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 14px}
.gcard .gi{font-size:26px}
.gcard .gt{font-weight:800;margin-top:7px}
.gcard .gd{font-size:12px;color:var(--text-faint);margin-top:3px;min-height:32px}

/* 会员/登录卡 */
.hero-card{margin:14px;padding:20px;border-radius:22px;background:var(--grad);color:#fff;box-shadow:var(--shadow-strong);position:relative;overflow:hidden}
.hero-card::after{content:"";position:absolute;right:-30px;top:-30px;width:140px;height:140px;border-radius:50%;background:rgba(255,255,255,.12)}
.hero-card .ht{font-size:20px;font-weight:800}
.hero-card .hd{font-size:13px;opacity:.92;margin-top:6px}
.hero-card .hbtn{margin-top:16px;background:#fff;color:var(--brand);font-weight:800;border-radius:999px;padding:11px 20px;display:inline-flex;align-items:center;gap:7px;box-shadow:0 10px 24px -12px rgba(0,0,0,.4)}

/* 详情 */
.detail-cover{position:relative;width:100%;aspect-ratio:16/9;background:var(--grad);overflow:hidden}
.detail-cover img{width:100%;height:100%;object-fit:cover}
.detail-cover .back-abs{position:absolute;top:12px;left:12px;color:#fff;background:rgba(0,0,0,.34);border-radius:999px;padding:6px 13px;font-size:13px;font-weight:600;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.detail-cover .badge{position:absolute;top:12px;right:12px}
.detail-head{margin:14px;padding:22px 18px;border-radius:22px;background:var(--grad);color:#fff;box-shadow:var(--shadow-strong)}
.detail-head.plain{background:var(--surface);color:var(--text);box-shadow:var(--shadow);margin-top:-22px;position:relative;z-index:2}
.detail-head.plain .dd{color:var(--text-faint)}
.detail-head .dic{width:64px;height:64px;border-radius:18px;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;font-size:36px;margin-bottom:12px}
.detail-head .dic img{width:64px;height:64px;border-radius:18px;object-fit:cover}
.detail-head .dt{font-size:21px;font-weight:800}
.detail-head .dd{font-size:13px;opacity:.92;margin-top:6px}
.detail-btns{display:flex;gap:10px;padding:4px 14px 0}
.detail-btns .db{flex:1;text-align:center;border-radius:14px;padding:13px 0;font-weight:800;font-size:14px}
.db.primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px -16px rgba(85,92,244,.7)}
.db.ghost{background:var(--surface);border:1px solid var(--line-strong);color:var(--brand)}

.back{display:inline-flex;align-items:center;gap:4px;color:#fff;font-size:13px;font-weight:600;margin-bottom:10px;opacity:.95}

/* 底部 */
.tabbar{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:600px;background:var(--surface-strong);backdrop-filter:blur(14px);border-top:1px solid var(--line);display:flex;z-index:40}
.tabbar a{flex:1;text-align:center;padding:9px 0 11px;font-size:11px;color:var(--text-faint)}
.tabbar a .i{font-size:21px;display:block;line-height:1.2}
.tabbar a.active{color:var(--brand);font-weight:700}

.empty{text-align:center;color:var(--text-faint);font-size:13px;padding:40px 16px}
.empty .e-ic{font-size:38px;margin-bottom:8px}
.footer{text-align:center;color:var(--text-faint);font-size:11px;padding:24px 16px 12px}
.toast{position:fixed;left:50%;bottom:98px;transform:translateX(-50%);background:rgba(22,32,51,.92);color:#fff;font-size:13px;padding:10px 18px;border-radius:999px;z-index:99;animation:fade .2s}
@keyframes fade{from{opacity:0;transform:translate(-50%,6px)}to{opacity:1}}
.sk{background:linear-gradient(90deg,#e9edf6,#f4f7fc,#e9edf6);background-size:200% 100%;animation:sk 1.2s infinite;border-radius:14px}
@keyframes sk{0%{background-position:200% 0}100%{background-position:-200% 0}}