/* 声浪 — 小红书式 艺人信息流。浅色主题、双列瀑布流、底部两 tab。 */
:root{
  --red:#ff2442; --ink:#1a1a1a; --sub:#9a9a9a; --line:#f0f0f0;
  --bg:#f6f6f6; --card:#fff; --pre:#ff7a00; --deal:#e8352a; --local:#12b76a;
  --safe-b: env(safe-area-inset-bottom, 0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--ink); font:15px/1.5 -apple-system,BlinkMacSystemFont,"PingFang SC","Segoe UI",system-ui,sans-serif;
  -webkit-text-size-adjust:100%; overscroll-behavior-y:none;
}
.hidden{display:none !important}
svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ---------- pages ---------- */
.page{min-height:100vh;padding-bottom:calc(58px + var(--safe-b))}

/* ---------- top bar ---------- */
.top{
  position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);
  display:flex;align-items:center;gap:10px;padding:10px 12px 8px;border-bottom:1px solid var(--line);
}
.brand{font-weight:800;font-size:19px;letter-spacing:.5px;color:var(--red);flex:0 0 auto}
.segtabs{flex:1;display:flex;justify-content:center;gap:20px}
.seg{
  background:none;border:0;font-size:16px;color:var(--sub);padding:4px 2px;position:relative;font-weight:600;
}
.seg.active{color:var(--ink);font-weight:800}
.seg.active::after{content:"";position:absolute;left:50%;bottom:-6px;transform:translateX(-50%);width:18px;height:3px;border-radius:2px;background:var(--red)}
.icon-btn{background:none;border:0;color:#333;width:30px;height:30px;flex:0 0 auto}
.icon-btn svg{width:20px;height:20px}

/* ---------- masonry feed ---------- */
.feed{columns:2;column-gap:8px;padding:8px}
.card{
  break-inside:avoid;background:var(--card);border-radius:12px;overflow:hidden;margin-bottom:8px;
  box-shadow:0 1px 3px rgba(0,0,0,.05);animation:pop .28s ease both;
}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.card-cover{position:relative;width:100%;background:#eee;display:block}
.card-cover img{width:100%;display:block}
.card-cover .ph{width:100%;aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:34px;
  background:linear-gradient(135deg,#fbe6ea,#eef0ff);color:#c9b}
.badge{position:absolute;left:8px;top:8px;font-size:11px;font-weight:700;color:#fff;padding:3px 7px;border-radius:8px;backdrop-filter:blur(4px)}
.b-pre{background:var(--pre)} .b-deal{background:var(--deal)} .b-new{background:#3a6df0} .b-local{background:var(--local)} .b-show{background:#8b3df0}
.discount{position:absolute;right:8px;top:8px;font-size:11px;font-weight:800;color:#fff;background:rgba(232,53,42,.92);padding:3px 6px;border-radius:8px}
.playicon{position:absolute;inset:0;margin:auto;width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,.4);color:#fff;border-radius:50%;font-size:18px;pointer-events:none}
.card-body{padding:8px 10px 10px}
.card-title{font-size:14px;line-height:1.35;font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{display:flex;align-items:center;gap:6px;margin-top:8px}
.avatar{width:20px;height:20px;border-radius:50%;background:var(--red);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:0 0 auto;overflow:hidden}
.artist{font-size:12px;color:var(--sub);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.price{font-size:13px;font-weight:800;color:var(--deal)}

/* ---------- states ---------- */
.state{padding:60px 24px;text-align:center;color:var(--sub);font-size:14px}
.state .big{font-size:40px;margin-bottom:10px}
.state .cta{display:inline-block;margin-top:14px;background:var(--red);color:#fff;font-weight:700;padding:9px 20px;border-radius:999px;border:0;font-size:14px}
.spinner{width:26px;height:26px;border:3px solid #eee;border-top-color:var(--red);border-radius:50%;animation:spin .8s linear infinite;margin:40px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.feed-end{text-align:center;color:#ccc;font-size:12px;padding:14px 0 4px}

/* ---------- 我的 ---------- */
.me-hero{background:linear-gradient(135deg,#ff2442,#ff6b8a);color:#fff;padding:38px 20px 26px;text-align:center}
.me-avatar{width:66px;height:66px;border-radius:50%;background:rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;font-size:30px;margin:0 auto 10px}
.me-name{font-size:19px;font-weight:800}
.me-sub{font-size:13px;opacity:.9;margin-top:4px}
.me-block{margin:12px;background:#fff;border-radius:14px;overflow:hidden}
.me-block-title{font-size:12px;color:var(--sub);padding:12px 14px 6px;font-weight:600}
.me-row{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;background:none;border:0;
  padding:14px;font-size:15px;color:var(--ink);border-top:1px solid var(--line);text-decoration:none;text-align:left}
.me-block-title + .me-row,.me-block-title + .acct-list .acct{border-top:0}
.me-row-r{color:var(--sub);font-size:14px}
.muted{color:#c2c2c2}
.acct{display:flex;align-items:center;gap:12px;padding:13px 14px;border-top:1px solid var(--line)}
.acct-ico{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:18px;color:#fff;flex:0 0 auto}
.acct-main{flex:1;min-width:0}
.acct-name{font-size:15px;font-weight:600}
.acct-desc{font-size:12px;color:var(--sub);margin-top:1px}
.acct-btn{font-size:13px;font-weight:700;padding:6px 14px;border-radius:999px;border:1px solid var(--red);color:var(--red);background:none}
.acct-btn.on{background:#eafaf0;border-color:transparent;color:var(--local)}

/* ---------- bottom tabbar ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:30;background:#fff;border-top:1px solid var(--line);
  display:flex;padding-bottom:var(--safe-b);height:calc(56px + var(--safe-b));
}
.tabitem{flex:1;background:none;border:0;color:#b0b0b0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;padding-top:6px}
.tabitem svg{width:23px;height:23px}
.tabitem.active{color:var(--ink)}
.tabitem.active svg{stroke:var(--red)}

/* ---------- detail sheet ---------- */
.sheet-mask{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.45);display:none;align-items:flex-end}
.sheet-mask.open{display:flex}
.sheet{background:#fff;width:100%;max-height:88vh;border-radius:18px 18px 0 0;overflow-y:auto;animation:up .28s ease}
@keyframes up{from{transform:translateY(100%)}to{transform:none}}
.sheet-hero{width:100%;background:#f2f2f2}
.sheet-hero img{width:100%;display:block}
.sheet-pad{padding:16px 18px 26px}
.sheet-badges{display:flex;gap:6px;margin-bottom:10px;flex-wrap:wrap}
.sheet h2{font-size:19px;margin:2px 0 6px;line-height:1.35}
.sheet-artist{display:flex;align-items:center;gap:8px;margin:12px 0}
.sheet-artist .avatar{width:30px;height:30px;font-size:14px}
.sheet-artist b{font-size:15px}
.d-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid var(--line);font-size:14px}
.d-k{color:var(--sub)} .d-v{text-align:right;max-width:66%}
.buy{display:block;text-align:center;margin-top:18px;background:var(--red);color:#fff;font-weight:800;padding:13px;border-radius:999px;text-decoration:none}
.sheet-close{position:sticky;top:8px;float:right;margin:8px;width:30px;height:30px;border-radius:50%;background:rgba(0,0,0,.5);color:#fff;border:0;font-size:15px}

/* ---------- manage-follows sheet ---------- */
.mf-head{display:flex;align-items:center;gap:10px;padding:14px 16px;position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line)}
.mf-head input{flex:1;border:0;background:#f1f1f1;border-radius:999px;padding:9px 14px;font-size:14px}
.mf-list{padding:4px 0 24px}
.mf-item{display:flex;align-items:center;gap:10px;padding:11px 16px;border-bottom:1px solid var(--line)}
.mf-item .avatar{width:30px;height:30px;font-size:13px}
.mf-item .nm{flex:1;font-size:15px}
.mf-item .ct{font-size:12px;color:var(--sub)}
.mf-x{background:none;border:1px solid #ddd;color:#999;border-radius:999px;font-size:12px;padding:4px 12px}