:root {
    --app-bg: #0f0f12;
    --panel-bg: #1a1a20;
    --sub-panel-bg: #24242c;
    --snap-purple: #F1DAFD;
    --snap-glow: rgba(241, 218, 253, 0.25);
    --text-high: #ffffff;
    --text-muted: #a1a1aa;
    --gold: #ffd700;
    --silver: #c0c0c0;
    --bronze: #cd7f32;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    background-color: var(--app-bg);
    color: var(--text-high);
    font-family: 'Fredoka', sans-serif;
    margin: 0;
    display: flex;
    justify-content: center;
    min-height: 100vh;
    background-image: radial-gradient(circle at 15% 15%, rgba(241, 218, 253, 0.04) 0%, transparent 25%);
}

.viewport-wrapper {
    width: 95%;
    max-width: 750px;
    margin: 40px 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.header-card {
    background: var(--panel-bg);
    padding: 40px;
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    position: relative;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.back-btn {
    position: absolute;
    left: 25px;
    top: 25px;
    color: var(--text-muted);
    font-size: 1.2rem;
    text-decoration: none;
    transition: var(--transition);
}

.back-btn:hover { color: var(--snap-purple); }

.trophy-icon {
    font-size: 3rem;
    color: var(--snap-purple);
    margin-bottom: 15px;
    filter: drop-shadow(0 0 15px var(--snap-glow));
}

.header-card h1 { margin: 0; font-size: 1.8rem; }
.header-card p { color: var(--text-muted); margin: 10px 0 0 0; font-size: 0.95rem; }

.leaderboard-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.leaderboard-row {
    background: var(--panel-bg);
    padding: 18px 25px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: var(--transition);
}

.leaderboard-row:hover {
    transform: translateX(5px);
    border-color: rgba(241, 218, 253, 0.15);
}

.rank-section { width: 50px; display: flex; justify-content: center; }
.rank-number { color: var(--text-muted); font-weight: 600; font-size: 1.1rem; }

.rank-medal {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.gold { color: var(--gold); font-size: 1.4rem; }
.silver { background: rgba(192, 192, 192, 0.1); color: var(--silver); }
.bronze { background: rgba(205, 127, 50, 0.1); color: var(--bronze); }

.user-info { flex: 1; display: flex; flex-direction: column; padding-left: 15px; }

.snap-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    width: fit-content;
}

.snap-link i {
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: var(--transition);
}

.username {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-high);
}

.snap-link:hover .username {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.snap-link:hover i {
    color: var(--text-high);
}

.score-section { text-align: right; }
.score-label { display: block; font-size: 10px; text-transform: uppercase; color: var(--text-muted); letter-spacing: 1px; }
.score-value { font-size: 1.2rem; font-weight: 600; color: var(--snap-purple); }

.top-tier { border-left: 4px solid var(--snap-purple); }
.top-tier.leaderboard-row { background: linear-gradient(90deg, #1d1d26, var(--panel-bg)); }

.footer-note { text-align: center; color: var(--text-muted); font-size: 0.8rem; margin-top: 10px; }

@media (max-width: 500px) {
    .leaderboard-row { padding: 15px; }
    .score-value { font-size: 1rem; }
    .username { font-size: 0.95rem; }
}