/* quizzes.css */
:root {
      --sun:#FFD23F; --coral:#FF6B6B; --sky:#4ECDC4; --grape:#6C63FF;
      --cloud:#F8F9FF; --ink:#2B2D42; --muted:#8D99AE; --white:#FFFFFF;
      --border:#E8EAF6; --green:#3ECF8E;
      --shadow:0 4px 18px rgba(0,0,0,.08); --shadow-lg:0 16px 48px rgba(0,0,0,.13);
    }
    *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:'Nunito',sans-serif;background:var(--cloud);color:var(--ink)}

    /* ── NAV ── */
    nav{position:sticky;top:0;z-index:200;background:var(--white);display:flex;align-items:center;justify-content:space-between;padding:0 40px;height:70px;box-shadow:0 3px 0 var(--sun),0 4px 20px rgba(0,0,0,.06)}
    .logo{font-family:'Fredoka One',cursive;font-size:1.85rem;color:var(--grape);text-decoration:none}
    .logo .spark{color:var(--coral)}
    .nav-links{display:flex;align-items:center;gap:4px;list-style:none}
    .nav-links > li{position:relative}
    .nav-links > li > a{font-weight:800;font-size:.9rem;color:var(--ink);text-decoration:none;padding:8px 16px;border-radius:50px;transition:.15s;display:flex;align-items:center;gap:5px}
    .nav-links > li > a:hover{background:var(--cloud);color:var(--grape)}
    .nav-links > li > a.active-nav{color:var(--grape);background:#F0EEFF}
    .nav-links > li > a .caret{font-size:.6rem;transition:transform .2s}
    .nav-pill{background:var(--grape)!important;color:var(--white)!important;border-radius:50px!important;padding:10px 22px!important;box-shadow:0 4px 14px rgba(108,99,255,.35)}
    .nav-pill:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(108,99,255,.45)!important}
    .nav-login{border:2px solid var(--border)!important;border-radius:50px!important;padding:8px 18px!important;font-weight:800!important;color:var(--ink)!important;transition:.15s!important}
    .nav-login:hover{border-color:var(--grape)!important;color:var(--grape)!important;background:#F5F3FF!important}
    .nav-links > li::after{content:'';position:absolute;top:100%;left:-10px;right:-10px;height:16px;background:transparent;display:none}
    .nav-links > li.drop-open::after{display:block}
    .dropdown{position:absolute;top:calc(100% + 6px);left:0;background:var(--white);border-radius:18px;box-shadow:0 12px 48px rgba(0,0,0,.14),0 0 0 1.5px rgba(108,99,255,.08);padding:10px;min-width:200px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s;pointer-events:none;z-index:300}
    .nav-links > li.drop-open .dropdown{opacity:1;visibility:visible;transform:translateY(0);pointer-events:all}
    .dropdown.grid-drop{min-width:180px;display:grid;grid-template-columns:1fr 1fr;gap:2px}
    .dropdown.grid-drop .drop-header{grid-column:span 2;font-size:.7rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);padding:6px 10px 4px}
    .drop-item{display:flex;align-items:center;padding:8px 14px;border-radius:10px;text-decoration:none;color:var(--ink);font-weight:700;font-size:.88rem;white-space:nowrap;transition:background .15s,color .15s;cursor:pointer}
    .drop-item:hover{background:#F5F3FF;color:var(--grape)}

    /* ── PAGE HERO ── */
    .page-hero{background:linear-gradient(135deg,#F0EEFF 0%,#E8FFFE 100%);padding:52px 60px 40px;border-bottom:3px solid var(--border)}
    .breadcrumb{font-size:.82rem;font-weight:700;color:var(--muted);margin-bottom:14px}
    .breadcrumb a{color:var(--grape);text-decoration:none}
    .breadcrumb a:hover{text-decoration:underline}
    .page-hero h1{font-family:'Fredoka One',cursive;font-size:2.4rem;color:var(--ink);margin-bottom:10px}
    .page-hero p{font-size:1rem;color:#666;font-weight:700;max-width:520px}
    .hero-stats{display:flex;gap:32px;margin-top:20px}
    .stat-num{font-family:'Fredoka One',cursive;font-size:1.6rem;color:var(--grape)}
    .stat-lbl{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}

    /* ── LAYOUT ── */
    .page-layout{display:grid;grid-template-columns:240px 1fr;min-height:calc(100vh - 70px)}

    /* ── SIDEBAR ── */
    .sidebar{background:var(--white);border-right:1.5px solid var(--border);padding:24px 16px;position:sticky;top:70px;height:calc(100vh - 70px);overflow-y:auto}
    .sb-group{margin-bottom:24px}
    .sb-group-title{font-size:.72rem;font-weight:900;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);padding:0 8px;margin-bottom:8px}
    .sb-item{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:700;font-size:.88rem;color:var(--ink);transition:background .15s,color .15s;text-decoration:none}
    .sb-item:hover{background:#F5F3FF;color:var(--grape)}
    .sb-item.active{background:#F0EEFF;color:var(--grape);font-weight:900}
    .sb-count{font-size:.72rem;font-weight:800;color:var(--muted);background:var(--cloud);padding:2px 8px;border-radius:50px}
    .sb-item.active .sb-count{background:#E0DCFF;color:var(--grape)}
    .sb-divider{height:1px;background:var(--border);margin:12px 0}

    /* ── MAIN ── */
    .main-area{padding:28px 32px}
    .toolbar{display:flex;align-items:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}
    .search-inp{flex:1;min-width:200px;border:2px solid var(--border);border-radius:50px;padding:10px 18px;font-family:'Nunito',sans-serif;font-size:.92rem;font-weight:700;outline:none;color:var(--ink);transition:border .15s}
    .search-inp:focus{border-color:var(--grape)}
    .sort-sel{border:2px solid var(--border);border-radius:50px;padding:10px 16px;font-family:'Nunito',sans-serif;font-size:.88rem;font-weight:700;color:var(--ink);background:var(--white);cursor:pointer;outline:none}
    .results-meta{font-size:.88rem;font-weight:800;color:var(--muted);margin-bottom:20px}
    .results-meta span{color:var(--grape)}
    .filter-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
    .chip{display:inline-flex;align-items:center;gap:6px;background:#F0EEFF;color:var(--grape);border-radius:50px;padding:5px 14px;font-size:.78rem;font-weight:800}
    .chip button{background:none;border:none;cursor:pointer;color:var(--grape);font-size:.85rem;opacity:.7}
    .chip button:hover{opacity:1}

    /* ── QUIZ CARDS ── */
    .qz-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
    .qz-card{border-radius:20px;padding:26px 22px;cursor:pointer;text-decoration:none;color:var(--white);display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s;box-shadow:var(--shadow)}
    .qz-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
    .qz-card::before{content:'';position:absolute;top:-40px;right:-40px;width:140px;height:140px;background:rgba(255,255,255,.08);border-radius:50%;pointer-events:none}
    .qz-emoji{font-size:2.4rem}
    .qz-title{font-weight:900;font-size:1.05rem;line-height:1.35}
    .qz-desc{font-size:.82rem;opacity:.85;font-weight:700;line-height:1.55}
    .qz-meta{display:flex;align-items:center;gap:12px;font-size:.76rem;opacity:.8;font-weight:700}
    .qz-badge{display:inline-flex;align-items:center;background:rgba(255,255,255,.18);border-radius:50px;padding:4px 12px;font-size:.72rem;font-weight:800}
    .qz-foot{display:flex;align-items:center;gap:10px;margin-top:4px}
    .start-btn{background:rgba(255,255,255,.95);color:var(--ink);border:none;border-radius:50px;padding:9px 20px;font-family:'Nunito',sans-serif;font-weight:900;font-size:.85rem;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:transform .15s}
    .start-btn:hover{transform:scale(1.05)}
    .also-print{font-size:.72rem;opacity:.7;font-weight:700}

    /* Difficulty badge */
    .diff{display:inline-flex;align-items:center;padding:3px 10px;border-radius:50px;font-size:.7rem;font-weight:900;background:rgba(255,255,255,.2)}

    /* Empty state */
    .empty{text-align:center;padding:80px 20px;color:var(--muted);grid-column:1/-1}
    .empty .e-icon{font-size:3rem;margin-bottom:14px}
    .empty h3{font-family:'Fredoka One',cursive;font-size:1.3rem;color:var(--ink);margin-bottom:8px}
    .empty p{font-size:.9rem;font-weight:700}

    /* Pagination */
    .pagination{display:flex;gap:8px;margin-top:36px;flex-wrap:wrap;align-items:center}
    .pg-btn{min-width:38px;height:38px;border-radius:10px;border:2px solid var(--border);background:var(--white);font-family:'Nunito',sans-serif;font-weight:800;font-size:.88rem;cursor:pointer;color:var(--ink);transition:.15s;padding:0 12px}
    .pg-btn:hover{border-color:var(--grape);color:var(--grape)}
    .pg-btn.active{background:var(--grape);border-color:var(--grape);color:var(--white)}
    .pg-btn.next{background:var(--grape);border-color:var(--grape);color:var(--white);padding:0 20px}

    @media(max-width:860px){
      .page-layout{grid-template-columns:1fr}
      .sidebar{position:static;height:auto;border-right:none;border-bottom:1.5px solid var(--border)}
      .page-hero{padding:36px 24px 28px}
      .main-area{padding:20px 16px}
      nav{padding:0 20px}
      .nav-links{display:none}
    }