:root{
  --pink:#ff9ec4;
  --pink-deep:#ff6fa5;
  --pink-soft:#ffd6e6;
  --pink-bg:#fff5f9;
  --pink-card:#ffffff;
  --cream:#fff0f6;
  --text:#5b4954;
  --text-soft:#a98a9a;
  --line:#ffe0ec;
  --shadow:0 8px 24px rgba(255,111,165,.15);
  --shadow-lg:0 16px 40px rgba(255,111,165,.22);
  --safe-t:env(safe-area-inset-top,0px);
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font-family:'Quicksand','Zen Maru Gothic',system-ui,sans-serif;
  background:linear-gradient(160deg,#fff5f9 0%,#ffeaf3 100%);
  color:var(--text);
  overflow-x:hidden;
}
#app{display:grid;grid-template-columns:240px 1fr;min-height:100vh}

/* ---- mobile top bar (hidden on desktop) ---- */
.mobilebar{display:none}

/* ---- sidebar ---- */
.sidebar{
  background:linear-gradient(180deg,#ffffff 0%,#fff2f8 100%);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:24px 18px;gap:20px;
  position:sticky;top:0;height:100vh;overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:44px;height:44px;border-radius:16px;
  background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);
  color:#fff;font-weight:700;font-size:24px;
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);
}
.brand-text{font-size:20px;font-weight:700;line-height:1.1;color:var(--text)}
.brand-text span{display:block;color:var(--pink-deep)}
.nav{display:flex;flex-direction:column;gap:6px}
.nav-item{padding:12px 16px;border-radius:14px;cursor:pointer;font-weight:600;color:var(--text-soft);transition:.18s;font-size:15px}
.nav-item:hover{background:var(--cream);color:var(--pink-deep)}
.nav-item.active{background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);color:#fff;box-shadow:var(--shadow)}
.filter-group{display:flex;flex-direction:column}
.filter-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.filter-label,.detail-tracks-label{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--text-soft);font-weight:600}
.filter-group>.filter-label{margin-bottom:10px}
.mini-clear{background:none;border:none;color:var(--pink-deep);font-family:inherit;font-weight:700;font-size:12px;cursor:pointer;text-transform:lowercase}
.gmode-row{display:flex;gap:6px;margin-bottom:10px}
.gmode{flex:1;text-align:center;padding:6px 8px;border-radius:12px;background:var(--cream);color:var(--text-soft);font-size:12px;font-weight:700;cursor:pointer;transition:.15s;border:1px solid transparent}
.gmode.active{background:var(--pink-soft);color:var(--pink-deep);border-color:var(--pink)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.scroll-chips{max-height:220px;overflow-y:auto;padding-right:4px;flex-wrap:wrap}
.chip{padding:7px 14px;border-radius:20px;background:var(--cream);color:var(--text-soft);font-size:13px;font-weight:600;cursor:pointer;transition:.18s;border:1px solid transparent;white-space:nowrap}
.chip:hover{border-color:var(--pink-soft)}
.chip.active{background:var(--pink-soft);color:var(--pink-deep);border-color:var(--pink)}
.side-foot{margin-top:auto}
.user-box{display:flex;flex-direction:column;gap:8px}
.btn-login{width:100%;padding:12px;border:none;border-radius:14px;cursor:pointer;background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);color:#fff;font-weight:700;font-size:15px;font-family:inherit;box-shadow:var(--shadow)}
.btn-login:hover{filter:brightness(1.04)}
.user-name{font-weight:700;color:var(--pink-deep);text-align:center}
.btn-logout{background:none;border:1px solid var(--line);color:var(--text-soft);padding:8px;border-radius:12px;cursor:pointer;font-family:inherit;font-weight:600;width:100%}
.scrim{display:none}

/* ---- main ---- */
.main{padding:24px 28px;max-width:1400px;width:100%}
.search-wrap{display:flex;gap:10px;margin-bottom:18px}
.search-wrap input{flex:1;padding:14px 20px;border:1px solid var(--line);border-radius:16px;background:#fff;font-family:inherit;font-size:15px;color:var(--text);outline:none}
.search-wrap input:focus{border-color:var(--pink)}
.search-wrap button{padding:0 24px;border:none;border-radius:16px;cursor:pointer;font-family:inherit;background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);color:#fff;font-weight:700}
.view-title{font-size:26px;font-weight:700;color:var(--text);margin-bottom:20px}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:20px}
.card{background:var(--pink-card);border-radius:20px;overflow:hidden;cursor:pointer;box-shadow:var(--shadow);transition:.2s;border:1px solid var(--line)}
.card:active{transform:scale(.98)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-thumb{position:relative;aspect-ratio:1/1;overflow:hidden;background:var(--cream)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:.3s}
.card:hover .card-thumb img{transform:scale(1.05)}
.card-badge{position:absolute;top:10px;left:10px;padding:4px 10px;border-radius:12px;font-size:11px;font-weight:700;color:#fff;background:rgba(255,111,165,.9)}
.card-badge.sfw{background:rgba(120,200,160,.92)}
.card-badge.r15{background:rgba(255,180,90,.92)}
.card-heart{position:absolute;top:8px;right:8px;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.85);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center}
.card-heart svg{width:19px;height:19px}
.card-heart.saved svg{fill:var(--pink-deep)}
.card-body{padding:12px 14px}
.card-title{font-size:14px;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:38px}
.card-sub{font-size:12px;color:var(--text-soft);margin-top:6px;display:flex;justify-content:space-between;gap:8px}
.card-sub span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.empty{text-align:left;padding:10px 2px 40px;color:var(--text-soft);font-size:15px;line-height:1.5}
.grid-loading{text-align:center;padding:40px;color:var(--text-soft);grid-column:1/-1}

/* active filter summary line */
.active-filters{font-size:13px;color:var(--text-soft);margin:-8px 0 18px;font-weight:600}

/* pagination */
.pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center;margin:34px 0 10px}
.pg-num,.pg-arrow{min-width:42px;height:42px;padding:0 12px;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:14px;font-family:inherit;font-weight:700;font-size:15px;cursor:pointer;transition:.15s}
.pg-num:hover:not(.active),.pg-arrow:hover:not(:disabled){background:var(--cream);color:var(--pink-deep);border-color:var(--pink-soft)}
.pg-num.active{background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);color:#fff;border-color:transparent;box-shadow:var(--shadow)}
.pg-arrow:disabled{opacity:.4;cursor:default}
.pg-gap{color:var(--text-soft);padding:0 2px;align-self:flex-end;font-weight:700}

/* ---- full-screen detail ---- */
.detail{position:fixed;inset:0;background:linear-gradient(160deg,#fff5f9 0%,#ffeaf3 100%);z-index:60;overflow-y:auto;padding:calc(20px + var(--safe-t)) 20px calc(40px + var(--safe-b))}
.detail-inner{max-width:640px;margin:0 auto}
.back-btn{background:#fff;border:1px solid var(--line);color:var(--pink-deep);font-weight:700;font-family:inherit;padding:10px 18px;border-radius:14px;cursor:pointer;margin-bottom:18px;font-size:15px;box-shadow:var(--shadow)}
.detail-cover{width:100%;max-width:420px;margin:0 auto 20px;aspect-ratio:1/1;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg);background:var(--cream)}
.detail-cover img{width:100%;height:100%;object-fit:cover}
.detail-title{font-size:20px;font-weight:700;line-height:1.4;text-align:center}
.detail-meta{font-size:13px;color:var(--text-soft);margin:14px 0 18px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.detail-meta .tag{background:#fff;padding:5px 12px;border-radius:12px;color:var(--pink-deep);font-weight:600;box-shadow:var(--shadow)}
.detail-meta .tag-clk,.detail-meta .tag-cv{cursor:pointer;transition:.15s}
.detail-meta .tag-clk:hover,.detail-meta .tag-cv:hover{background:var(--pink-soft)}
.detail-meta .tag-cv{background:var(--pink-soft)}
#audio{width:100%;margin:6px 0 16px;border-radius:14px}
.btn-save{width:100%;padding:15px;border:none;border-radius:16px;cursor:pointer;font-family:inherit;font-weight:700;font-size:16px;background:var(--pink-soft);color:var(--pink-deep);transition:.18s}
.btn-save:hover{background:var(--pink);color:#fff}
.btn-save.saved{background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);color:#fff}
.detail-tracks-label{margin:26px 0 12px}
.detail-tracks{list-style:none;display:flex;flex-direction:column;gap:4px}
.detail-tracks li{padding:14px 16px;border-radius:14px;font-size:14px;cursor:pointer;display:flex;gap:12px;transition:.15s;background:#fff;box-shadow:var(--shadow);align-items:center}
.detail-tracks li:active{transform:scale(.99)}
.detail-tracks li.active{background:var(--pink-soft);color:var(--pink-deep);font-weight:600}
.detail-tracks .tnum{color:var(--pink-deep);font-weight:700;min-width:22px}
.detail-tracks .ttime{margin-left:auto;color:var(--text-soft);font-variant-numeric:tabular-nums}

/* ---- modal ---- */
.modal{position:fixed;inset:0;background:rgba(91,73,84,.4);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-card{background:#fff;border-radius:24px;padding:32px;width:100%;max-width:380px;box-shadow:var(--shadow-lg)}
.modal-tabs{display:flex;gap:8px;margin-bottom:22px}
.mtab{flex:1;text-align:center;padding:10px;border-radius:12px;cursor:pointer;font-weight:700;color:var(--text-soft);background:var(--cream)}
.mtab.active{background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);color:#fff}
.modal-card input{width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;font-family:inherit;font-size:16px;outline:none}
.modal-card input:focus{border-color:var(--pink)}
.m-err{color:#e0537f;font-size:13px;min-height:18px;margin-bottom:8px;font-weight:600}
.btn-primary{width:100%;padding:14px;border:none;border-radius:14px;cursor:pointer;font-family:inherit;font-weight:700;font-size:16px;background:linear-gradient(135deg,var(--pink) 0%,var(--pink-deep) 100%);color:#fff;box-shadow:var(--shadow)}
.m-close{text-align:center;margin-top:14px;color:var(--text-soft);cursor:pointer;font-weight:600}

::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-thumb{background:var(--pink-soft);border-radius:8px}
::-webkit-scrollbar-track{background:transparent}

.icon-btn{background:none;border:none;cursor:pointer;padding:8px;display:flex;flex-direction:column;gap:4px;justify-content:center}
.icon-btn span{display:block;width:22px;height:2.5px;background:var(--pink-deep);border-radius:2px}

/* ============ MOBILE ============ */
@media(max-width:760px){
  #app{grid-template-columns:1fr;grid-template-rows:auto 1fr}
  .mobilebar{
    display:flex;align-items:center;gap:14px;align-self:start;
    position:sticky;top:0;z-index:40;padding:11px 16px;
    background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
  }
  .mb-brand{font-weight:700;font-size:19px;color:var(--text);line-height:1;margin-right:auto}
  .mb-brand span{color:var(--pink-deep)}
  #menuBtn{flex-shrink:0}
  #mbUser{width:36px;height:36px;border-radius:50%;background:var(--pink-soft);display:flex;align-items:center;justify-content:center;padding:0;flex-shrink:0}
  #mbUser svg{width:20px;height:20px;display:block}
  .sidebar{
    position:fixed;top:0;left:0;height:100vh;width:270px;z-index:80;
    transform:translateX(-100%);transition:transform .25s ease;
    padding-top:calc(24px + var(--safe-t));
  }
  .sidebar.open{transform:translateX(0)}
  .scrim{display:block;position:fixed;inset:0;background:rgba(91,73,84,.4);z-index:70;opacity:0;pointer-events:none;transition:.25s}
  .scrim.show{opacity:1;pointer-events:auto}
  .main{padding:16px}
  .view-title{font-size:22px;margin-bottom:16px}
  .grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .card-title{font-size:13px}
  .detail-title{font-size:18px}
}
@media(max-width:380px){
  .grid{grid-template-columns:repeat(2,1fr);gap:10px}
}