:root{--accent:#ff2d6b;--accent-2:#ff5a8f;--accent-3:#ff90b3;--text:#ffffff;--muted:rgba(255,255,255,0.75);--bg-dark:#000;--bg-card:rgba(255,255,255,0.02)}
    *{box-sizing:border-box}
    html,body{height:100%;margin:0;font-family:Inter,system-ui,Segoe UI,Roboto,Arial;background:var(--bg-dark);color:var(--text);overflow-x:hidden}

    /* ===== DESKTOP LAYOUT ===== */
    .app-wrapper{display:flex;height:100vh;overflow:hidden}
    .sidebar{width:280px;background:linear-gradient(180deg,rgba(0,0,0,0.8),rgba(0,0,0,0.6));backdrop-filter:blur(10px);border-right:1px solid rgba(255,255,255,0.08);display:flex;flex-direction:column;padding:16px;gap:12px;overflow-y:auto}
    .sidebar::-webkit-scrollbar{width:6px}
    .sidebar::-webkit-scrollbar-track{background:transparent}
    .sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.1);border-radius:3px}

  .logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:20px}
  .logo .bx{font-size:24px}
  /* logo images */
  .logo-img{height:34px;width:auto;display:block}
  .logo-img, .mobile-logo-img{cursor:pointer}

    .menu-section{display:flex;flex-direction:column;gap:6px}
    .menu-title{font-size:11px;font-weight:800;color:rgba(255,255,255,0.4);text-transform:uppercase;letter-spacing:0.5px;padding:0 12px;margin-bottom:6px}
    .menu-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:10px;cursor:pointer;font-size:14px;font-weight:600;color:rgba(255,255,255,0.7);transition:all .2s ease;border:1px solid transparent}
    .menu-item:hover{background:rgba(255,255,255,0.08);color:var(--text)}
  .menu-item.active{background:linear-gradient(135deg,rgba(255,45,107,0.12),rgba(255,90,143,0.08));color:var(--accent);border-color:rgba(255,45,107,0.18)}
    .menu-item .bx{font-size:20px}
  .menu-item .badge{background:linear-gradient(135deg,#ff2d6b,#ff5a8f);color:#fff;padding:2px 6px;border-radius:4px;font-size:10px;font-weight:800;margin-left:auto}

    .sidebar-footer{margin-top:auto;padding-top:16px;border-top:1px solid rgba(255,255,255,0.08)}
    .user-card{display:flex;align-items:center;gap:8px;padding:8px;background:rgba(255,255,255,0.04);border-radius:8px;cursor:pointer}
  .user-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#ff5a8f);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px}
    .user-info{flex:1}
    .user-name{font-size:13px;font-weight:700}
    .user-status{font-size:11px;color:var(--muted)}

    .main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}

    header.app-header{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:linear-gradient(180deg,rgba(0,0,0,0.5),rgba(0,0,0,0.2));backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,0.08);gap:20px}
  /* mobile header hidden on desktop by default */
  .mobile-header{display:none}
  /* hide mobile bottom nav on desktop by default */
  .bottom-nav{display:none}
  /* ensure bottom-nav stays hidden on wider screens (prevent overrides) */
  @media(min-width:769px){
    .bottom-nav{display:none !important}
  }
    .header-search{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);padding:10px 14px;border-radius:24px;width:340px;transition:all .2s ease}
    .header-search:focus-within{background:rgba(255,255,255,0.1);border-color:var(--accent)}
    .header-search input{background:transparent;border:none;color:var(--text);width:100%;outline:none;font-size:14px}
    .header-search input::placeholder{color:var(--muted)}

    .header-right{display:flex;align-items:center;gap:12px;margin-left:auto}
    .icon-btn{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);color:var(--text);padding:8px;border-radius:10px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;transition:all .2s ease;position:relative}
    .icon-btn:hover{background:rgba(255,255,255,0.1);transform:translateY(-2px)}
    .icon-btn .bx{font-size:20px}
  .notification-dot{position:absolute;top:6px;right:6px;width:8px;height:8px;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-radius:50%;animation:pulse 2s infinite}
    @keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.6;transform:scale(1.1)}}

    .content-area{flex:1;overflow-y:auto;padding:24px;padding-right:20px}
    .content-area::-webkit-scrollbar{width:8px}
    .content-area::-webkit-scrollbar-track{background:transparent}
    .content-area::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.1);border-radius:4px}

    .promo-carousel{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;margin-bottom:28px}
    .promo-banner{position:relative;height:140px;border-radius:14px;overflow:hidden;cursor:pointer;display:flex;align-items:center;padding:20px;color:#fff;transition:transform .3s ease;flex-shrink:0}
    .promo-banner:hover{transform:translateY(-4px)}
    .promo-banner::before{content:'';position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 200"><defs><pattern id="dots" x="0" y="0" width="40" height="40" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="400" height="200" fill="url(%23dots)"/></svg>');opacity:0.5}
    .promo-banner::after{content:'';position:absolute;top:-50%;right:-50%;width:200px;height:200px;background:radial-gradient(circle,rgba(255,255,255,0.1),transparent);border-radius:50%}
    .promo-content{position:relative;z-index:2;flex:1}
    .promo-label{font-size:12px;font-weight:800;letter-spacing:0.5px;opacity:0.9;margin-bottom:6px}
    .promo-title{font-size:18px;font-weight:900;margin-bottom:8px}
    .promo-desc{font-size:13px;opacity:0.95}
    .promo-icon{position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:60px;opacity:0.2}

    .tabs-container{display:flex;gap:8px;margin-bottom:24px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
    .tabs-container::-webkit-scrollbar{display:none}
    .tab-btn{padding:8px 16px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);color:var(--text);border-radius:20px;cursor:pointer;white-space:nowrap;font-weight:600;font-size:13px;transition:all .2s ease;flex-shrink:0;display:flex;align-items:center;gap:6px}
    .tab-btn:hover{background:rgba(255,255,255,0.1)}
  .tab-btn.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));border-color:transparent}
    .tab-btn .bx{font-size:16px}

    .section-title{font-weight:700;font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
  .section-title .dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2))}

    .live-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;}
    .live-card{background:var(--bg-card);border-radius:12px;overflow:hidden;cursor:pointer;transition:all .2s ease;border:1px solid rgba(255,255,255,0.05);display:flex;flex-direction:column;height:100%}
  .live-card:hover{transform:translateY(-6px);border-color:rgba(255,45,107,0.28);box-shadow:0 12px 30px rgba(255,45,107,0.12)}
    .live-card-img{width:100%;padding-top:56.25%;background-size:cover;background-position:center;position:relative}
  .live-card-img .username-overlay{position:absolute;left:8px;bottom:8px;background:rgba(0,0,0,0.6);color:#fff;padding:6px 8px;border-radius:8px;font-weight:700;font-size:12px;backdrop-filter:blur(4px);}
  .live-badge{position:absolute;top:8px;left:8px;background:linear-gradient(135deg,#ff2d6b,#ff5a8f);color:#fff;padding:4px 8px;border-radius:6px;font-weight:800;font-size:11px;display:flex;align-items:center;gap:4px;box-shadow:0 4px 12px rgba(0,0,0,0.35)}
    .live-badge .bx{font-size:12px;animation:pulse 1.5s ease-in-out infinite}
  .live-viewers{position:absolute;top:8px;right:8px;background:rgba(0,0,0,0.8);color:#fff;padding:4px 8px;border-radius:6px;font-weight:600;font-size:11px;backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,0.1)}
  .live-viewers .bx{margin-right:6px;font-size:12px}
    .streamer-info{display:flex;gap:8px;align-items:flex-start}
    .avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;color:#fff;flex-shrink:0;border:1px solid rgba(255,255,255,0.1)}
    .streamer-details{flex:1;min-width:0}
    .streamer-name{font-weight:800;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .category{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .title{font-size:12px;color:rgba(255,255,255,0.85);line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .follow-btn{background:var(--accent);border:none;color:#fff;padding:6px 12px;border-radius:6px;font-weight:700;cursor:pointer;font-size:12px;width:100%;transition:all .2s ease;margin-top:auto}
  .follow-btn:hover{background:var(--accent-2);transform:scale(1.02)}
    .follow-btn.following{background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);color:var(--text)}

    .empty-state{text-align:center;padding:60px 20px;color:var(--muted)}
    .empty-state .bx{font-size:48px;margin-bottom:16px;opacity:0.5}

  /* loader for infinite scroll */
  .infinite-loader{display:none;padding:20px 0;text-align:center;color:var(--muted)}
  .infinite-loader .dot{display:inline-block;width:8px;height:8px;margin:0 4px;background:var(--accent);border-radius:50%;opacity:0.85;animation:loaderPulse 1s infinite}
  @keyframes loaderPulse{0%{transform:scale(1);opacity:0.9}50%{transform:scale(1.4);opacity:0.6}100%{transform:scale(1);opacity:0.9}}

  /* sentinel used by IntersectionObserver to reliably detect bottom-of-list even when
    loader element is display:none or styled differently on mobile */
  .infinite-sentinel{display:block;width:100%;height:4px;visibility:hidden}

    /* ===== MOBILE/TABLET ===== */
    @media(max-width:1024px){
      .sidebar{width:220px;padding:12px}
      .logo{font-size:18px}
      .menu-item{padding:10px 12px;font-size:13px}
      header.app-header{padding:12px 16px;gap:12px}
      .header-search{width:260px}
      .content-area{padding:16px;padding-right:12px}
      .promo-carousel{gap:12px;margin-bottom:20px}
      .live-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
    }

    @media(max-width:768px){
      .app-wrapper{flex-direction:column;height:auto}
      
      .sidebar{position:fixed;left:0;top:60px;width:280px;height:calc(100vh - 60px);max-height:calc(100vh - 60px);border-right:1px solid rgba(255,255,255,0.08);transform:translateX(-100%);transition:transform .3s cubic-bezier(.4,0,.2,1);z-index:999;overflow-y:auto}
      .sidebar.open{transform:translateX(0)}

      header.app-header{display:none}

  .mobile-header{display:flex;position:sticky;top:0;z-index:100;align-items:center;justify-content:space-between;padding:10px 12px;background:linear-gradient(180deg,rgba(0,0,0,0.6),rgba(0,0,0,0.3));border-bottom:1px solid rgba(255,255,255,0.08)}
  .mobile-header-left{display:flex;align-items:center;gap:8px;flex:1}
  .menu-toggle{background:transparent;border:none;color:var(--text);cursor:pointer;font-size:24px;padding:6px;display:flex;align-items:center;justify-content:center}
  .mobile-logo{font-weight:900;font-size:18px;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
  .mobile-logo-img{height:36px;width:auto;display:block}

  /* hide desktop sidebar logo in mobile view */
  .logo{display:none}

      .sidebar-overlay{position:fixed;inset:0;top:60px;background:rgba(0,0,0,0.5);display:none;z-index:998;opacity:0;transition:opacity .3s ease}
      .sidebar-overlay.active{display:block;opacity:1}

  /* On mobile the header is sticky; remove extra margin so content sits directly under header */
  .main-content{width:100%;margin-top:0;margin-bottom:60px;overflow:visible}
  /* Add a small top padding so first elements aren't covered by sticky header */
  .content-area{padding:22px 12px 12px 12px;padding-right:10px;overflow:visible}

      .promo-carousel{display:flex;gap:12px;margin-bottom:16px;overflow-x:auto;overflow-y:hidden;scroll-behavior:smooth;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-snap-type:x mandatory}
      .promo-carousel::-webkit-scrollbar{display:none}
      .promo-banner{height:110px;padding:14px;min-width:calc(100vw - 80px);scroll-snap-align:start;flex-shrink:0}
      .promo-title{font-size:15px;margin-bottom:6px}
      .promo-desc{font-size:12px}
      .promo-label{font-size:11px;margin-bottom:4px}
      .promo-icon{font-size:35px}

      .tabs-container{gap:6px;margin-bottom:16px;padding-left:0;padding-right:12px}
      .tab-btn{padding:6px 12px;font-size:12px}

      .live-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
      .live-card-img{padding-top:66.66%}
      .live-card-body{padding:10px;gap:6px}
      .live-badge{font-size:10px;padding:3px 6px}
      .streamer-name{font-size:12px}
      .category{font-size:10px}
      .title{font-size:11px}
      .follow-btn{padding:5px 10px;font-size:11px}

      .menu-section{flex-direction:column}
      .menu-title{display:block}
      .menu-item{padding:12px 16px;font-size:13px;gap:12px}
      .menu-item .badge{display:inline-flex}
      .sidebar-footer{display:flex;flex-direction:column}

      /* bottom nav */
      .bottom-nav{position:fixed;bottom:0;left:0;right:0;height:60px;background:linear-gradient(180deg,rgba(0,0,0,0.5),rgba(0,0,0,0.8));border-top:1px solid rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:space-around;z-index:100}
      .nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;color:rgba(255,255,255,0.6);transition:all .2s ease;flex:1;height:100%;text-decoration:none}
      .nav-item:hover,.nav-item.active{color:var(--accent)}
      .nav-item .bx{font-size:20px}
      .nav-label{font-size:10px;font-weight:600}
    }