.c-leaderboard-box{background:#0f172a66;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.05);border-radius:28px;padding:2.25rem;box-shadow:0 20px 50px -12px #00000080;transition:all .4s cubic-bezier(.4,0,.2,1)}.c-leaderboard-box:hover{border-color:#22d3ee33;transform:translateY(-5px)}.c-leaderboard-icon-wrap{width:56px;height:56px;background:linear-gradient(135deg,#22d3ee33,#22d3ee0d);color:var(--kvikee-cyan);border-radius:16px;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem;box-shadow:0 8px 16px #0003,inset 0 0 0 1px #ffffff1a}.c-leaderboard__list{display:flex;flex-direction:column;gap:.85rem}.c-leaderboard-card{background:#1e293b4d;border:1px solid rgba(255,255,255,.03);border-radius:18px;padding:.85rem 1.15rem;display:flex;align-items:center;gap:1.15rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.c-leaderboard-card:hover{background:#1e293b80;border-color:#22d3ee33;transform:translate(6px);box-shadow:0 10px 20px -5px #0000004d}.c-leaderboard-card__rank{width:38px;height:38px;background:#0f172a99;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1rem;font-weight:800;color:#94a3b8;flex-shrink:0;font-family:Inter,sans-serif;border:1px solid rgba(255,255,255,.05)}.c-leaderboard-card__info{flex:1;min-width:0}.c-leaderboard-card__name{display:block;color:#f8fafc;font-weight:700;font-size:.95rem;margin-bottom:.15rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.c-leaderboard-card__date{color:#64748b;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.c-leaderboard-card__score{text-align:right;flex-shrink:0}.c-leaderboard-card__value{display:block;color:var(--kvikee-cyan);font-family:Inter,sans-serif;font-weight:800;font-size:1.2rem;line-height:1;margin-bottom:.2rem;text-shadow:0 0 15px rgba(34,211,238,.3)}.c-leaderboard-card__label{color:#475569;font-size:.6rem;font-weight:900;text-transform:uppercase;letter-spacing:.1em}.c-leaderboard-card--rank-1{background:linear-gradient(90deg,#facc1514,#1e293b4d);border-color:#facc1533}.c-leaderboard-card--rank-1 .c-leaderboard-card__rank{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#000;border:none;box-shadow:0 0 15px #facc1566}.c-leaderboard-card--rank-1 .c-leaderboard-card__value{color:#fbbf24;text-shadow:0 0 15px rgba(250,204,21,.3)}.c-leaderboard-card--rank-2{background:linear-gradient(90deg,#e2e8f00d,#1e293b4d);border-color:#e2e8f026}.c-leaderboard-card--rank-2 .c-leaderboard-card__rank{background:linear-gradient(135deg,#f8fafc,#cbd5e1);color:#000;border:none;box-shadow:0 0 15px #fff3}.c-leaderboard-card--rank-2 .c-leaderboard-card__value{color:#f8fafc}.c-leaderboard-card--rank-3{background:linear-gradient(90deg,#cd7f3214,#1e293b4d);border-color:#cd7f3233}.c-leaderboard-card--rank-3 .c-leaderboard-card__rank{background:linear-gradient(135deg,#d97706,#b45309);color:#000;border:none;box-shadow:0 0 15px #d977064d}.c-leaderboard-card--rank-3 .c-leaderboard-card__value{color:#fb923c}.c-leaderboard-card__difficulty{display:inline-block;font-size:.6rem;font-weight:800;text-transform:uppercase;padding:1px 6px;border-radius:4px;margin-left:6px;vertical-align:middle;letter-spacing:.05em;line-height:1.4}.c-difficulty--easy{background:#22c55e26;color:#4ade80;border:1px solid rgba(34,197,94,.3)}.c-difficulty--medium{background:#eab30826;color:#facc15;border:1px solid rgba(234,179,8,.3)}.c-difficulty--hard{background:#ef444426;color:#f87171;border:1px solid rgba(239,68,68,.3)}.c-period-switcher-box{background:#0f172a66!important;border:1px solid rgba(255,255,255,.05)!important;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 5px 15px #0003}@media(max-width:768px){.c-leaderboard-box{padding:1.5rem;background:#0f172acc;-webkit-backdrop-filter:none;backdrop-filter:none}.c-leaderboard-card{padding:.75rem 1rem}.c-leaderboard-card__value{font-size:1.1rem}}